S
M
T
W
T
F
S
26
75°
58°
27
85°
60°
28
87°
56°
29
86°
54°
30
79°
48°
31
78°
50°
1
79°
49°
2
78°
48°
3
78°
51°
4
79°
55°
5
83°
58°
6
86°
59°
7
88°
55°
8
84°
54°
9
83°
55°
10
86°
54°
11
79°
54°
12
87°
46°
13
78°
53°
14
79°
56°
15
86°
51°
16
85°
49°
17
79°
50°
18
80°
51°
19
85°
48°
20
78°
47°
21
77°
50°
22
80°
56°
23
84°
47°
24
77°
45°
25
75°
44°
26
72°
45°
27
73°
44°
28
73°
44°
29
74°
43°
30
74°
46°
31
73°
47°
1
72°
43°
2
71°
48°
3
74°
51°
4
77°
47°
5
76°
41°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
August Weather in McGregor
McGregor's August 2026 forecast shows daily high temperatures ranging from 71° to 88°, with overnight lows between 41° and 60°. The average high for August is 79° with an average low of 50°. AccuWeather's monthly forecast extends further ahead than any other source, with day-by-day RealFeel® Temperatures giving a complete picture of how August weather will actually feel in McGregor. See also: September | October | November.